Added a page for Cyril in the Roll of Honour, ‘Site Memorial’ section:-
https://www.roll-of-honour.org.uk/g/html/grenfell-cyril-donovan.htm
Information
Denise Grenfell – Daughter-in-law
Book – ‘No Surrender’ by W.E Johns and R.A Kelly
KEW:- WO 345/21,